發送短信 : E-government payoffs: Evidence from cross-country data

   _____    _____     ______    _____    ______   
  / ___//  |  ___||  /_____//  |  ___|| |      \\ 
  \___ \\  | ||__    `____ `   | ||__   |  --  // 
  /    //  | ||__    /___//    | ||__   |  --  \\ 
 /____//   |_____||  `__ `     |_____|| |______// 
`-----`    `-----`   /_//      `-----`  `------`  
                     `-`